WZW Series Self-Priming Polluted Water Pump
WZW series pump's self-priming ability is outstanding. It need not install bottom valve. It can discharge dirt which solid soft particles is sixty percent of pump's port and fiber length can be fi...

Auto drain valve
This auto drian valve is installed at the bottom of water cups for auto chargers ,air filters and air filter regulators and can auto discharge the condense water gather in the water cup ,especial...